THE UPPER INTERCOSTAL NERVES. 



309 



cutaneous nerves divides into two branches, which reach the integument at a short 

 distance from each other, and are named anterior and posterior. 







Fig. 203. VIEW OF THE ANTERIOR DIVISIONS ov THE DORSAL AND SOME OF THK OTHER SPINAL 

 NERVES FROM BEFORE. (HirscMeld and Leveille.) J 



The pectoralis major and minor muscles have been removed ; on the right side the rectus abdominis 

 and internal oblique muscles are shown ; on the left side the anterior part of the rectus is cut away, 

 and the transversalis is exposed. 



1, median and other nerves of the brachial plexus ; 2, nerve of Wrisberg ; 3, intercosto-humei-al ; 

 4, intercostal nerves continued forwards to 4', their anterior cutaneous twigs ; 5, lateral cutaneous branches 

 of these nerves ; 6, lateral cutaneous branch of the last dorsal nerve ; 7, iliac branch of the ilio- 

 hypogastric nerve; 8, hypogastric branch of the same; 9, ilio-inguinal ; 10, middle cutaneous of 

 the thigh. 



